The 5 megapixel camera of 2592x1944 pixels is supported by autofocus and LED flash
. Wi-fi feature also add to the advantages of this phone. The battery back-up is just outstanding. The battery allows up to 300 hrs. of stand by time,14hrs. of talk time(2G)/ 7hrs. for 3G, and up to 40 hrs. of music play time. iphone 4 is provided by almost all networks of UK on the contract deals basis. Looking for a wise tariff is suggested as every company has some free gifts and free incentives to offer with the plans.